Cal. Gov. Code § 15607 : CALIFORNIA GOVERNMENT CODE — GOVERNMENT OF THE STATE OF CALIFORNIA — EXECUTIVE DEPARTMENT — STATE BOARD OF EQUALIZATION — GENERAL — Summoning assessors to meeting

The board shall summon assessors to meet with it or its duly authorized representatives at least once annually, at places within the state it designates, to study or discuss problems of administration of assessment and taxation laws and to promote uniformity of procedure in tax matters throughout the state.